use in Battle of the Pyramids

...engagement in which Napoleon Bonaparte and his French troops captured Cairo. His victory was attributed to the implementation of his one significant tactical innovation, the massive divisional
square.

At approximately 3:30
pm the 6,000-man Mamlūk cavalry charged the 25,000-man French army. Napoleon had formed his forces into five
squares as he had at Shubrā Khit. These “
squares”—actually rectangles with a full brigade forming the front and back lines and half a brigade forming each side—could move or fight in any direction. Each was six ranks of infantry...